Mathematics, 05.11.2019 23:31 ella3714
Perform a least squares analysis using a spreadsheet program (i. e. ms-excel), and prepare a calibration plot of absorbance vs. concentration for the six standards (#1,2,3,4,5,6). do not include the blank as an experimental point! from the least squares analysis, calculate the concentration of iron in the unknown. make sure to label chart properly with title, x-axis, and y-axis. also include the equation and the r-squared value on chart.
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 13:00
Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.
Answers: 1
Mathematics, 21.06.2019 18:30
Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.
Answers: 3
Mathematics, 21.06.2019 22:00
The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick
Answers: 1
Mathematics, 21.06.2019 22:30
Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.
Answers: 2
You know the right answer?
Perform a least squares analysis using a spreadsheet program (i. e. ms-excel), and prepare a calibra...
Questions
Chemistry, 25.11.2020 14:00
History, 25.11.2020 14:00
World Languages, 25.11.2020 14:00
Advanced Placement (AP), 25.11.2020 14:00
World Languages, 25.11.2020 14:00
English, 25.11.2020 14:00
Mathematics, 25.11.2020 14:00
Health, 25.11.2020 14:00
